NWS Forecast Office Houston/Galveston, TX

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Last Map Update: Sat, Sep 19, 2026 at 5:44:16 pm CDT

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There are no watches, warnings, or advisories at this time.

Today

Sunday

Seven Day Outlook

Autumnal Equinox

Today will be hot with highs in the 90s. There is a 20% chance of storms during the daytime over the Gulf waters. Tonight will be warm with early morning lows in the 70s to lower 80s. There is a 20% chance of showers overnight over the Gulf waters.

Sunday will be hot with highs in the 90s. There is a 20-30% chance of showers and thunderstorms during the daytime, mainly near the coast around Galveston. Sunday night will be warm with early morning lows in the 70s to lower 80s.

Hot weather continues throughout the next seven days with highs in the upper 80s to 90s. Early morning lows will be in the upper 60s far inland to mid 80s along the coast. Drier conditions are expected over the weekend with slim rain chances. Isolated showers and storms will be possible daily next week.

The autumnal equinox occurs on Tuesday, September 22nd, and 7:04 PM CDT and marks the beginning of the astronomical season of fall.

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Bryan	17:15	Clear	10	96	62	33	S 8	97 [HI]	29.92
College Station	16:53	Clear	10	95	61	32	S 9	95 [HI]	29.90
Caldwell	16:55	Partly Cloudy	10	95	62	34	SE 10	96 [HI]	29.92
Huntsville	16:53	Clear	10	94	64	37		-	29.92
Navasota	17:15	Clear	8	95	63	35	E 7	96 [HI]	29.89
Brenham	17:15	Clear	10	93	63	36	SE 6	94 [HI]	29.90
Conroe	16:53	Clear	10	93	68	44	ESE 10	97 [HI]	29.92
Cleveland	17:15	Partly Cloudy	10				CALM	-	29.93
Liberty	17:15	Mostly Clear	10	91	69	49	ESE 9	96 [HI]	29.91
Columbus	17:15	Clear	10	94	63	35	SE 5	96 [HI]	29.91
Spring	16:53	Partly Cloudy	9	93	67	42	VRB 6	97 [HI]	29.91
Houston Intercontinental Aprt	16:53	Mostly Clear	10	93	69	45	ESE 8	98 [HI]	29.91
Katy/Brookshire	17:15	Clear	10	95	62	34	SSE 3	96 [HI]	29.92
Texas Medical Center Heliport	17:15	Clear	10	91	66	43	SE 13G18	94 [HI]	29.90
Sugar Land	16:53	Clear	10	93	67	42	SE 7	97 [HI]	29.90
Houston Hobby Airport	16:53	Partly Cloudy	10	91	70	50	SE 12	97 [HI]	29.91
Arcola/Sienna	17:15	Mostly Cloudy	10	91	70	49	ESE 9	97 [HI]	29.92
Pearland	16:53	Mostly Clear	10	90	70	52	SSE 12	96 [HI]	29.93
Ellington Field	15:54	Partly Cloudy	10	91	69	49	E 13	96 [HI]	29.92
La Porte	17:15	Clear	10	87	71	58	SE 12	93 [HI]	29.93
Wharton	17:15	Clear	10	95	64	36	ESE 7	97 [HI]	29.91
Galveston	10:52	Mostly Clear	10	89	77	67	E 10	102 [HI]	30.18
Bay City	17:15	Clear	10	91	72	54	ESE 10	99 [HI]	29.88
Palacios	16:53	Clear	10	91	69	48	SE 17	96 [HI]	29.90
Rig 20 Miles SE of Galveston	17:15	Clear	10	86	73	66	VRB 5	93 [HI]	29.95
Rig 20 Miles SE of Matagorda	17:20		10	87	75	66	CALM	96 [HI]	29.96

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